Arrays
Number Lines
Bar Models
Word Problems
Commutative Property
100
An array is made of ______ and _______.
(HINT: use words)
rows and columns
100
This number line shows ___ jumps of ____.
4 jumps of 4
100
Each box in a bar model represents a _____ .
group
100
Luci has 6 kittens. Each kitten has 2 toys. How many toys do the kittens have?
6 X 2 = 12
12 toys
100
In words, what is the commutative property? (use vocab words)
When the factors change places and the product stays the same
200
In this array, which number would be FIRST in the multiplication equation? 
4 (number of rows always come first)
200
What number do you start at on a number line?
0 (zero)
200
There are 5 jars with 7 gumballs in each jar.
What number is missing from the boxes? 
7 (5 groups of 7 OR 5 boxes with 7 in each box)
200
Iran cuts 3 ribbons. Each ribbon is 9 inches. How many inches total did he cut?
3 X 9 = 27
200
What always stays the same when using the commutative property?
The product (the total)
300
What is the multiplication equation for this array?
3 X 4 = 12
300
What equation is shown on the number line?
3 X 5 = 15
300
There are 4 teams in a race. Each team has 6 members. How would you make a bar model using this information?
4 boxes with 6 in each box
300
Amelia reads 5 books each day of the week. How many total books does she read?
5 X 7 = 35
There are 7 days in a week.
300
Using the commutative property, how would the equation:
2 x 6 = 12
change?
6 x 2 = 12
400
What is the multiplication equation for this array?
5 X 4 = 20
400
What equation is represented by this number line?
5 X 2 = 10
400
What is the missing number?
48
400
Gideon has 3 bowls. He has 6 cookies in each bowl. What is the repeated addition he can use to find out how many cookies total he has?
6 + 6 + 6 = 18
400
7 X 3 = ___ X 7
3
500
How would this array change if we use the commutative property? 
The rows would become columns and the columns would become rows.
OR
4 X 3 = 12
500
Which number line shows 5 X 6?
A. 
B. 
C. 
C (5 jumps of 6)
500
What is the repeated addition for this bar model? 
5 + 5 + 5 + 5 = 20
500
There are 5 groups of 2 girls playing on a playground. There are also 10 boys playing on the playground. How many total kids are playing on the playground?
20 kids
5 X 2 = 10 total girls
10 girls + 10 boys = 20 kids total
500
Ryan bakes cupcakes for a bake sale. If he has 5 pans and each pan makes 8 cupcakes, how many cupcakes does he bake? (Tell both equations using the commutative property)
5 X 8 = 40
8 X 5 = 40